Lava O2 vs Vivo iQOO 15 Ultra
The Lava O2 (2024) runs on the Unisoc T616, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 31/100 (a 58-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Lava O2 doesn't; the Lava O2 is noticeably lighter (200g vs 227g).
Profile comparison
Category scores
Lava O2
Vivo iQOO 15 Ultra
What makes Lava O2 better?
- Lighter: 200g vs 227g
- Better portability (52/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Better Geekbench Single: 3639 vs 400
- Better Geekbench Multi: 11047 vs 1350
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 18W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (99/100 vs 19/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (92/100 vs 43/100)
- Better display (99/100 vs 44/100)
Comparison verdict
Comparing the Lava O2 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 58 points higher (89/100 vs 31/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 19/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 43/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (99/100 vs 19/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (99/100 vs 44/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (92/100 vs 43/100). In the "portability" category, the Lava O2 notably outperforms the Vivo iQOO 15 Ultra (52/100 vs 35/100).
Specs comparison
| Specification | Lava O2 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Unisoc T616 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 4602290 | |
| Geekbench Single | 400 | 3639 | |
| Geekbench Multi | 1350 | 11047 | |
| Display | 6.5" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1600 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 18W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 13 | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 165.0×76.1×8.7 mm | 163.7×76.8×8.7 mm | |
| Weight | 200 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Lava O2
- Main: 50MP
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Lava O2
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: 90 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Lava O2
- 5000 mAh
- Wired: 18W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Benchmarks
Launch prices and where to check today's
Lava O2
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (99/100 vs 19/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (99/100 vs 44/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Lava O2 (92/100 vs 43/100).
portability
In the "portability" category, the Lava O2 notably outperforms the Vivo iQOO 15 Ultra (52/100 vs 35/100).
Frequently asked questions
Which is better: the Lava O2 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Lava O2 by 58 points (89/100 vs 31/100).
What is the rating of the Lava O2 and the Vivo iQOO 15 Ultra?
The Lava O2 has a MobileRank rating of 31/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Lava O2 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 30/100).
Which is more powerful: the Lava O2 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 19/100).
Should you choose the Lava O2 over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.